IntegrityError at /api/users
NOT NULL constraint failed: user.last_login

Request Method: POST
Request URL: http://localhost:8000/api/users
Django Version: 1.8.12
Python Executable: /Users/Nathaniel/.virtualenvs/huxley/bin/python
Python Version: 2.7.10
Python Path: ['/Users/Nathaniel/bmun/huxley', '/Users/Nathaniel/.virtualenvs/huxley/lib/python27.zip', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/plat-darwin', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/plat-mac', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/plat-mac/lib-scriptpackages', '/Users/Nathaniel/.virtualenvs/huxley/Extras/lib/python', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/lib-tk', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/lib-old', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/lib-dynload', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-darwin', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-tk', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac/lib-scriptpackages', '/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages']
Server time: Mon, 2 May 2016 15:48:25 -0700
Installed Applications:
('django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.sites',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'django.contrib.admin',
 'huxley.core',
 'huxley.api',
 'huxley.accounts',
 'huxley.payments',
 'huxley.www',
 'huxley.logging',
 'pipeline')
Installed Middleware:
('django.middleware.common.CommonMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'huxley.core.middlewares.LoggingMiddleware',
 'huxley.core.middlewares.ExceptionLoggerMiddleware',
 'huxley.core.middlewares.ServerLoggingMiddleware')

Traceback:
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
  132.                     response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/views/decorators/csrf.py" in wrapped_view
  58.         return view_func(*args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/views/generic/base.py" in view
  71.             return self.dispatch(request, *args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/views.py" in dispatch
  466.             response = self.handle_exception(exc)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/views.py" in dispatch
  463.             response = handler(request, *args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/generics.py" in post
  246.         return self.create(request, *args, **kwargs)
File "/Users/Nathaniel/bmun/huxley/huxley/api/views/user.py" in create
  28.             return super(UserList, self).create(request, *args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/mixins.py" in create
  21.         self.perform_create(serializer)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/mixins.py" in perform_create
  26.         serializer.save()
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/rest_framework/serializers.py" in save
  191.             self.instance = self.create(validated_data)
File "/Users/Nathaniel/bmun/huxley/huxley/api/serializers/user.py" in create
  53.             user = User.objects.create(school=school, **validated_data)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/manager.py" in manager_method
  127.                 return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/query.py" in create
  348.         obj.save(force_insert=True, using=self.db)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/base.py" in save
  734.                        force_update=force_update, update_fields=update_fields)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/base.py" in save_base
  762.             updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/base.py" in _save_table
  846.             result = self._do_insert(cls._base_manager, using, fields, update_pk, raw)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/base.py" in _do_insert
  885.                                using=using, raw=raw)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/manager.py" in manager_method
  127.                 return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/query.py" in _insert
  920.         return query.get_compiler(using=using).execute_sql(return_id)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/models/sql/compiler.py" in execute_sql
  974.                 cursor.execute(sql, params)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/backends/utils.py" in execute
  79.             return super(CursorDebugWrapper, self).execute(sql, params)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/backends/utils.py" in execute
  64.                 return self.cursor.execute(sql, params)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/utils.py" in __exit__
  98.                 six.reraise(dj_exc_type, dj_exc_value, traceback)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/backends/utils.py" in execute
  64.                 return self.cursor.execute(sql, params)
File "/Users/Nathaniel/.virtualenvs/huxley/lib/python2.7/site-packages/django/db/backends/sqlite3/base.py" in execute
  318.         return Database.Cursor.execute(self, query, params)

Exception Type: IntegrityError at /api/users
Exception Value: NOT NULL constraint failed: user.last_login
Request information:
GET: No GET data

POST: No POST data

FILES: No FILES data

COOKIES:
csrftoken = 'Bc6HMtZrKrPiiwwAEeglKJxtoFlutEcC'

META:
wsgi.multiprocess = False
RUN_MAIN = 'true'
HTTP_REFERER = 'http://localhost:8000/'
HTTP_ACCEPT_LANGUAGE = 'en-us'
VERSIONER_PYTHON_PREFER_32_BIT = 'no'
SERVER_SOFTWARE = 'WSGIServer/0.1 Python/2.7.10'
SCRIPT_NAME = u''
HTTP_X_CSRFTOKEN = 'Bc6HMtZrKrPiiwwAEeglKJxtoFlutEcC'
REQUEST_METHOD = 'POST'
LOGNAME = 'Nathaniel'
USER = 'Nathaniel'
HTTP_ORIGIN = 'http://localhost:8000'
PATH = '/Users/Nathaniel/.virtualenvs/huxley/bin:/Library/TeX/texbin:/Users/Nathaniel/anaconda/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/local/git/bin'
QUERY_STRING = ''
HOME = '/Users/Nathaniel'
PS1 = '(huxley)\\h:\\W \\u\\$ '
DISPLAY = '/private/tmp/com.apple.launchd.a9k1icJcLG/org.macosforge.xquartz:0'
TERM_PROGRAM = 'iTerm.app'
LANG = 'en_US.UTF-8'
VIRTUAL_ENV = '/Users/Nathaniel/.virtualenvs/huxley'
SHELL = '/bin/bash'
TZ = 'America/Los_Angeles'
HTTP_COOKIE = 'csrftoken=Bc6HMtZrKrPiiwwAEeglKJxtoFlutEcC'
SERVER_NAME = '1.0.0.127.in-addr.arpa'
VERSIONER_PYTHON_VERSION = '2.7'
SHLVL = '1'
XPC_FLAGS = '0x0'
wsgi.url_scheme = 'http'
ITERM_SESSION_ID = 'w0t0p0'
_ = '/Users/Nathaniel/.virtualenvs/huxley/bin/python'
SERVER_PORT = '8000'
CONTENT_LENGTH = '797'
WORKON_HOME = '/Users/Nathaniel/.virtualenvs'
SSH_AUTH_SOCK = '/private/tmp/com.apple.launchd.1o0Ldayjht/Listeners'
HTTP_X_REQUESTED_WITH = 'XMLHttpRequest'
XPC_SERVICE_NAME = '0'
TERM = 'xterm'
wsgi.input = <socket._fileobject object at 0x10f22ea50>
Apple_PubSub_Socket_Render = '/private/tmp/com.apple.launchd.4iEqWPwjMf/Render'
HTTP_HOST = 'localhost:8000'
wsgi.multithread = True
ITERM_PROFILE = 'Default'
HTTP_CONNECTION = 'keep-alive'
TMPDIR = '/var/folders/66/8r2ldh5d0xq4zcglwgjf6gv80000gn/T/'
HTTP_ACCEPT = '*/*'
VIRTUALENVWRAPPER_PROJECT_FILENAME = '.project'
wsgi.version =
VIRTUALENVWRAPPER_HOOK_DIR = '/Users/Nathaniel/.virtualenvs'
GATEWAY_INTERFACE = 'CGI/1.1'
wsgi.run_once = False
CSRF_COOKIE = u'Bc6HMtZrKrPiiwwAEeglKJxtoFlutEcC'
OLDPWD = '/Users/Nathaniel'
REMOTE_ADDR = '127.0.0.1'
HTTP_USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/601.5.17 (KHTML, like Gecko) Version/9.1 Safari/601.5.17'
wsgi.errors = <open file '<stderr>', mode 'w' at 0x10bf5d1e0>
__CF_USER_TEXT_ENCODING = '0x1F5:0x0:0x0'
PWD = '/Users/Nathaniel/bmun/huxley'
SERVER_PROTOCOL = 'HTTP/1.1'
DJANGO_SETTINGS_MODULE = 'huxley.settings'
CONTENT_TYPE = 'application/json'
wsgi.file_wrapper = ''
REMOTE_HOST = ''
HTTP_ACCEPT_ENCODING = 'gzip, deflate'
PATH_INFO = u'/api/users'

Settings:
Using settings module huxley.settings
PIPELINE_JS_COMPRESSOR = 'pipeline.compressors.uglifyjs.UglifyJSCompressor'
SECURE_BROWSER_XSS_FILTER = False
USE_THOUSAND_SEPARATOR = False
CSRF_COOKIE_SECURE = False
LANGUAGE_CODE = 'en-us'
ROOT_URLCONF = 'huxley.urls'
MANAGERS =
SILENCED_SYSTEM_CHECKS = []
DEFAULT_CHARSET = 'utf-8'
SESSION_SERIALIZER = 'django.contrib.sessions.serializers.JSONSerializer'
STATIC_ROOT = '/Users/Nathaniel/bmun/huxley/huxley/static/'
PIPELINE_BROWSERIFY_ARGUMENTS = '-t babelify -t [detachkify -relativeTo /Users/Nathaniel/bmun/huxley/huxley/www/static/js]'
REGISTRATION_OPEN = True
ALLOWED_HOSTS = []
MESSAGE_STORAGE = 'django.contrib.messages.storage.fallback.FallbackStorage'
EMAIL_SUBJECT_PREFIX = '[Django] '
SERVER_EMAIL = 'root@localhost'
SECURE_HSTS_SECONDS = 0
STATICFILES_FINDERS =
PIPELINE_COMPILERS =
SESSION_CACHE_ALIAS = 'default'
SESSION_COOKIE_DOMAIN = None
SESSION_COOKIE_NAME = 'sessionid'
TIME_INPUT_FORMATS =
SECURE_REDIRECT_EXEMPT = []
DATABASES = {'default': {'ENGINE': 'django.db.backends.sqlite3', 'AUTOCOMMIT': True, 'ATOMIC_REQUESTS': False, 'NAME': '/Users/Nathaniel/bmun/huxley/huxley/huxley.db', 'CONN_MAX_AGE': 0, 'TIME_ZONE': 'America/Los_Angeles', 'PORT': '', 'HOST': '', 'USER': '', 'TEST': {'COLLATION': None, 'CHARSET': None, 'NAME': None, 'MIRROR': None}, 'PASSWORD': u'********************', 'OPTIONS': {}}}
EMAIL_SSL_KEYFILE = u'********************'
FILE_UPLOAD_DIRECTORY_PERMISSIONS = None
STATIC_URL = '/static/'
FILE_UPLOAD_PERMISSIONS = None
FILE_UPLOAD_HANDLERS =
PIPELINE_JS = {'huxley': {'source_filenames': ('js/huxley.browserify.js',), 'output_filename': 'js/huxley.js'}}
DEFAULT_CONTENT_TYPE = 'text/html'
APPEND_SLASH = True
LOCALE_PATHS =
DATABASE_ROUTERS = []
DEFAULT_TABLESPACE = ''
YEAR_MONTH_FORMAT = 'F Y'
STATICFILES_STORAGE = 'pipeline.storage.PipelineCachedStorage'
CACHES = {'default': {'BACKEND': 'django.core.cache.backends.locmem.LocMemCache'}}
SESSION_COOKIE_PATH = '/'
SECURE_CONTENT_TYPE_NOSNIFF = False
MIDDLEWARE_CLASSES =
USE_I18N = False
THOUSAND_SEPARATOR = ','
SECRET_KEY = u'********************'
LANGUAGE_COOKIE_NAME = 'django_language'
ADMIN_SECRET = u'********************'
DEFAULT_INDEX_TABLESPACE = ''
LOGGING_CONFIG = 'logging.config.dictConfig'
TEMPLATE_LOADERS =
FIRST_DAY_OF_WEEK = 0
WSGI_APPLICATION = None
TEMPLATE_DEBUG = True
X_FRAME_OPTIONS = 'SAMEORIGIN'
AUTHENTICATION_BACKENDS =
EMAIL_HOST_PASSWORD = u'********************'
USE_X_FORWARDED_HOST = False
EMAIL_TIMEOUT = None
SECURE_SSL_HOST = None
SIGNING_BACKEND = 'django.core.signing.TimestampSigner'
SESSION_COOKIE_SECURE = False
PIPELINE_BROWSERIFY_BINARY = '/Users/Nathaniel/bmun/huxley/node_modules/.bin/browserify'
CSRF_COOKIE_DOMAIN = None
FILE_CHARSET = 'utf-8'
DEBUG = True
LANGUAGE_COOKIE_DOMAIN = None
DEFAULT_FILE_STORAGE = 'django.core.files.storage.FileSystemStorage'
INSTALLED_APPS =
LANGUAGES =
USE_L10N = False
SECURE_HSTS_INCLUDE_SUBDOMAINS = False
STATICFILES_DIRS =
PREPEND_WWW = False
SECURE_PROXY_SSL_HEADER = None
LANGUAGE_COOKIE_AGE = None
SESSION_COOKIE_HTTPONLY = True
DEBUG_PROPAGATE_EXCEPTIONS = False
CSRF_COOKIE_AGE = 31449600
MONTH_DAY_FORMAT = 'F j'
LOGIN_URL = '/accounts/login/'
SESSION_EXPIRE_AT_BROWSER_CLOSE = False
TIME_FORMAT = 'P'
AUTH_USER_MODEL = 'accounts.User'
DATE_INPUT_FORMATS =
CSRF_COOKIE_NAME = 'csrftoken'
FORCE_SCRIPT_NAME = None
PASSWORD_RESET_TIMEOUT_DAYS = u'********************'
SESSION_FILE_PATH = None
CACHE_MIDDLEWARE_ALIAS = 'default'
SESSION_SAVE_EVERY_REQUEST = False
ADMIN_MEDIA_PREFIX = '/static/admin/'
NUMBER_GROUPING = 0
SESSION_ENGINE = 'django.contrib.sessions.backends.db'
CSRF_FAILURE_VIEW = 'django.views.csrf.csrf_failure'
CSRF_COOKIE_PATH = '/'
LOGIN_REDIRECT_URL = '/accounts/profile/'
PROJECT_ROOT = '/Users/Nathaniel/bmun/huxley'
DECIMAL_SEPARATOR = '.'
IGNORABLE_404_URLS =
PIPELINE_UGLIFYJS_BINARY = '/Users/Nathaniel/bmun/huxley/node_modules/.bin/uglifyjs'
MIGRATION_MODULES = {}
PIPELINE_CSS_COMPRESSOR = 'pipeline.compressors.cssmin.CSSMinCompressor'
TEMPLATE_STRING_IF_INVALID = ''
LOGOUT_URL = '/accounts/logout/'
EMAIL_USE_TLS = False
FIXTURE_DIRS =
EMAIL_HOST = 'localhost'
DATE_FORMAT = 'N j, Y'
MEDIA_ROOT = ''
DEFAULT_EXCEPTION_REPORTER_FILTER = 'django.views.debug.SafeExceptionReporterFilter'
ADMINS =
FORMAT_MODULE_PATH = None
DEFAULT_FROM_EMAIL = 'webmaster@localhost'
MEDIA_URL = ''
DATETIME_FORMAT = 'N j, Y, P'
TEMPLATE_DIRS = '/Users/Nathaniel/bmun/huxley/huxley/templates/'
PIPELINE_CSS = {'huxley': {'source_filenames': ('scss/core/*.scss', 'scss/accounts/*.scss'), 'output_filename': 'css/huxley.css'}}
SITE_ID = 1
DISALLOWED_USER_AGENTS =
ALLOWED_INCLUDE_ROOTS =
JS_ROOT = '/Users/Nathaniel/bmun/huxley/huxley/www/static/js'
LOGGING = {'loggers': {'huxley.server': {'handlers': ['database', 'mail_admins'], 'propagate': True, 'level': 'ERROR'}, 'huxley': {'handlers': ['console'], 'propagate': True, 'level': 'DEBUG'}, 'huxley.api': {'handlers': ['database'], 'propagate': False, 'level': 'DEBUG'}}, 'version': 1, 'formatters': {'simple': {'format': '%(asctime)s: %(levelname)s %(message)s'}}, 'disable_existing_loggers': False, 'handlers': {'database': {'formatter': 'simple', 'class': 'huxley.logging.handlers.DatabaseHandler', 'level': 'DEBUG'}, 'console': {'formatter': 'simple', 'class': 'logging.StreamHandler', 'level': 'DEBUG'}, 'mail_admins': {'include_html': True, 'class': 'django.utils.log.AdminEmailHandler', 'level': 'ERROR'}}}
SHORT_DATE_FORMAT = 'm/d/Y'
TEMPLATES = []
TEST_RUNNER = 'django.test.runner.DiscoverRunner'
CACHE_MIDDLEWARE_KEY_PREFIX = u'********************'
SECURE_SSL_REDIRECT = False
TIME_ZONE = 'America/Los_Angeles'
FILE_UPLOAD_MAX_MEMORY_SIZE = 2621440
EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
EMAIL_USE_SSL = False
TEMPLATE_CONTEXT_PROCESSORS =
SESSION_COOKIE_AGE = 1209600
SETTINGS_MODULE = 'huxley.settings'
USE_ETAGS = False
LANGUAGES_BIDI =
FILE_UPLOAD_TEMP_DIR = None
INTERNAL_IPS =
CONFERENCE_WAITLIST_OPEN = False
EMAIL_PORT = 25
USE_TZ = False
SHORT_DATETIME_FORMAT = 'm/d/Y P'
TEST_NON_SERIALIZED_APPS = []
PASSWORD_HASHERS = u'********************'
ABSOLUTE_URL_OVERRIDES = {}
LANGUAGE_COOKIE_PATH = '/'
CACHE_MIDDLEWARE_SECONDS = 600
EMAIL_SSL_CERTFILE = None
HUXLEY_ROOT = '/Users/Nathaniel/bmun/huxley/huxley'
PIPELINE_UGLIFYJS_ARGUMENTS = '--compress --mangle --screw-ie8'
CSRF_COOKIE_HTTPONLY = False
DATETIME_INPUT_FORMATS =
EMAIL_HOST_USER = ''

You're seeing this error because you have DEBUG = True in your
Django settings file. Change that to False, and Django will
display a standard page generated by the handler for this status code.